Tech Vision Inc.

9 patents currently held · Updated Nov 14, 2026

Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.

Ending by 2030

Aug 2035

Next term end

When these terms end

5 yrs10 yrs20 yrs

Held patents by the year their term ends

20262027202820292030203120322033203420352036203720382039204020412042204320442045

Fee deadlines

Maintenance fees fall due 3.5, 7.5 and 11.5 years after grant. A missed fee ends a patent at the end of the six month grace period that follows, not on the due date.

1 fee due Apr 8, 2027
The maintenance fee for Membrane Filtration System and Membrane Bio Reactor Including the Same (US 10,434,474) comes due Apr 8, 2027. Unpaid by Oct 8, 2027, it lapses early.
1 fee due May 12, 2027
The maintenance fee for Membrane Filtration System and Membrane Bio Reactor Including the Same (US 10,471,392) comes due May 12, 2027. Unpaid by Nov 12, 2027, it lapses early.
1 fee due Aug 4, 2027
The maintenance fee for Sewage/Wastewater Treatment System Using Granular Activated Sludge and Membrane Bio-Reactor and Sewage/Wastewater Treatment Method Using the Same (US 10,550,022) comes due Aug 4, 2027. Unpaid by Feb 4, 2028, it lapses early.
1 fee due Nov 5, 2027
The maintenance fee for Membrane Filtration System and Membrane Bioreactor Including the Same (US 10,639,589) comes due Nov 5, 2027. Unpaid by May 5, 2028, it lapses early.

Which patents, and when each one lapses · Pro

Recent changes

Nothing was recorded against this company's patents in the last 90 days.

Patents held now

Soonest term end first. Each date below is computed on that patent's own page, which shows the rule, the adjustments and the fee history it was derived from.

Showing 1 to 9 of 9

Patent	Title	Status	Expires	Confidence
US 10,232,316	Submerged Membrane Filtration System Using Reciprocating Membrane In force Term ends Aug 24, 2035 · Low confidence	In force	Term ends Aug 24, 2035	Low confidence
US 10,961,141	Sewage/Wastewater Treatment System Using Granular Activated Sludge and Membrane Bio-Reactor and Sewage/Wastewater Treatment Method Using the Same In force Term ends Jun 1, 2036 · High confidence	In force	Term ends Jun 1, 2036	High confidence
US 10,550,022	Sewage/Wastewater Treatment System Using Granular Activated Sludge and Membrane Bio-Reactor and Sewage/Wastewater Treatment Method Using the Same In force Term ends Aug 26, 2037 · High confidence	In force	Term ends Aug 26, 2037	High confidence
US 10,730,019	Membrane Filtration System and Membrane Bio Reactor Including the Same In force Term ends Sep 1, 2037 · High confidence	In force	Term ends Sep 1, 2037	High confidence
US 10,434,474	Membrane Filtration System and Membrane Bio Reactor Including the Same In force Term ends Nov 18, 2037 · High confidence	In force	Term ends Nov 18, 2037	High confidence
US 10,471,392	Membrane Filtration System and Membrane Bio Reactor Including the Same In force Term ends Nov 18, 2037 · High confidence	In force	Term ends Nov 18, 2037	High confidence
US 10,668,434	Membrane Filtration System and Membrane Bioreactor Including the Same In force Term ends Jul 17, 2038 · High confidence	In force	Term ends Jul 17, 2038	High confidence
US 10,639,589	Membrane Filtration System and Membrane Bioreactor Including the Same In force Term ends Aug 17, 2038 · High confidence	In force	Term ends Aug 17, 2038	High confidence
US 10,668,433	Membrane Filtration System and Membrane Bioreactor Including the Same In force Term ends Aug 17, 2038 · High confidence	In force	Term ends Aug 17, 2038	High confidence

Also on record, not counted in the 9: 3 lapsed for an unpaid fee · 1 past the fee grace period. List them

Sources and methods

Compiled from the USPTO record, grants, published applications and recorded assignments, not yet reviewed by hand. How this record was built

Computed patent terms end on the dates shown. Related patents and pending applications may cover overlapping subject matter.

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